American troops have served in Iraq with honor and distinction since March 19, 2003, but the cost to our nation has been great. December 2011 marks the end of our mission in Iraq, and the fulfillment of a promise Barack Obama made to the American people even before he became President. Now, President Obama has made another promise to the troops and their families: We will fight as hard for them as they return home as they have done for us these past nine years. View Timelines Below: